Home / 215,359.14-297,190.32-118,562.19

Finding the Fourth Proportional to 215,359.14, 297,190.32 and 118,562.19

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Solution

The fourth proportional to 215,359.14, 297,190.32 and 118,562.19 is: 163,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,359.14 : 297,190.32 = 118,562.19 : x
  2. Step 2: Convert to fraction form
    215,359.14/297,190.32 = 118,562.19/x
  3. Step 3: Cross multiply
    215,359.14x = 297,190.32 × 118,562.19
  4. Step 4: Simplify right side
    215,359.14x = 35,235,535,186.00
  5. Step 5: Solve for x
    x = 35,235,535,186.00/215,359.14
  6. Step 6: Final answer
    x = 163,612.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.